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Chapter 6
6-1
6.1 Construction
6.1.1 Outline of the Laser Exposure System
0010-8009
The laser exposure system consists of a laser unit (source of laser beams) and a polygon mirror. It scans
the photosensitive drum (main scanning direction) to create a latent static image. It is a 4-laser mechanism
(laser A, laser B, laserC, laserD).
T-6-1
T-6-2
T-6-3
T-6-4
Laser Light
Wave length
645 to 665 mm (visible light)
Output
20mW
Number of beams
4
Laser Scanner Motor
Type of motor
DC brushless
Revolution
29527 rpm (approx.)
Polygon Mirror
Number of facets
12 (35-mm dia.)
Control Mechanism
Synchronization
main scanning direction
sub scanning direction
Light intensity
APC
Others
laser activation/deactivation*1 (exposes "light"
areas)
laser scanner motor
laser shutter
Содержание IMAGERUNNER 7086
Страница 20: ...Chapter 1 Introduction ...
Страница 46: ...Chapter 2 Installation ...
Страница 88: ...Chapter 3 Basic Operation ...
Страница 94: ...Chapter 4 Main Controller ...
Страница 116: ...Chapter 5 Original Exposure System ...
Страница 165: ...Laser Exposure Chapter 6 ...
Страница 175: ...Chapter 7 Image Formation ...
Страница 180: ...Chapter 7 7 3 7 3 Basic Sequence 7 3 1 Basic Sequence 0010 8038 F 7 3 ON ON WMUPR WMUP STBY OFF 100msec ...
Страница 231: ...Chapter 8 Pickup Feeding System ...
Страница 287: ...Chapter 9 Fixing System ...
Страница 312: ...Chapter 10 External and Controls ...
Страница 346: ...Chapter 11 MEAP ...
Страница 350: ...Chapter 12 RDS ...
Страница 360: ...Chapter 13 Maintenance Inspection ...
Страница 375: ...Chapter 14 Standards Adjustments ...
Страница 407: ...Chapter 15 Correcting Faulty Images ...
Страница 433: ...Chapter 16 Self Diagnosis ...
Страница 460: ...Chapter 17 Service Mode ...
Страница 559: ...Chapter 18 Upgrading ...
Страница 583: ...Chapter 19 Service Tools ...
Страница 584: ...Contents Contents 19 1 Service Tools 19 1 19 1 1 Special Tools Table 19 1 19 1 2 Solvents Oils 19 2 ...
Страница 588: ...APPENDIX ...
Страница 615: ......